Shows how Kant attempted to derive the fundamental principle and goal of morality from the general principles of reason as such, defined by the principles of non-contradiction and sufficient reason and the ideal of systematicity.

1. Introduction; 2. Reasons, reasoning, and reason as such; 3. From non-contradiction to universalizability; 4. The principle of sufficient reason and the idea of the highest good; 5. Rationality and the system of duties; 6. Reason as motivation; 7. Kantian constructivism; 8. Conclusion.